ARINC 419:1972

ARINC 419:1972 Digital Data System Compendium Describes the technical characteristics of several digital transmission systems widely used in first-generation digital avionics. These digital transmission systems have been specified for inter-unit

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Table of Contents

1.0INTRODUCTION
1.1PurposeofthisSpecification
1.2HistoricalNotes
1.3SourceoftheSpecificationMaterialPresented
Herein
1.4LimitationsofStandardization
1.5Non-ARINCApplications
1.6Constraintsoncompendiumcontents
1.7SpecialNoteConcerningPassengerEntertainmentand
ServiceMultiplexSystems(PAX)
2.0DIGITALSYSTEMELEMENTCLASSIFICATION
2.1MessageRelatedElements
2.1.1DirectionofInformationFlow
2.1.2Word/FrameStructure
2.1.3InformationIdentifier
2.1.4LanguageIdentifier
2.1.5Sign/StatusMatrix
2.1.6DataStandards
2.2ElectricallyRelatedElements
2.2.1TransmissionSystemInterconnect
2.2.2Modulation
2.2.3VoltageLevels
2.2.4ImpedanceLevels
2.3LogicRelatedElements
2.3.1DigitalLanguage
2.3.2TransmissionOrder
2.3.3DataBitEncodingLogic
2.3.4ErrorDetection/Correction
2.4TimeRelatedElements
2.4.1BitRate
2.4.2ClockingMethod
2.4.3Word/FrameSynchronization
2.4.4TimingTolerance
2.5DigitalSummary
3.0HOWTOUSETHISDOCUMENT
3.1ExistingSystems
3.2NewSystems
3.3General
FIGURES
2.1.2.1SerialBCDWordStructure
2.1.2.2BinaryDataWordStructure
2.1.2.3Word/FrameStructureType"C"
2.1.2.4Word/FrameStructureType"E"
2.1.3.1TypeBLabel/AddressCodes
2.1.3.2Type"C"Label/AddressCodeAssignments(575DADS)
2.1.3.3Type"D"DataAddresses
2.1.6.1DataStandardsGroupB(568)
2.1.6.2DataStandardsGroupC(561)
2.1.6.3DataStandardsGroupD(571)
2.1.6.4DataStandardsGroupE(575)
2.1.6.5DataStandardsGroupF(579)
2.1.6.6DataStandardsGroupG(582)
2.1.6.7DataStandardsGroupI(585)
2.2.3.1VoltageLevelsType"A"
2.2.3.2VoltageLevelsType"B"
2.2.3.3VoltageLevelsType"C"
2.2.3.4VoltageLevelsType"D"
2.2.3.5VoltageLevelsType"E"
2.2.3.6VoltageLevelsType"F"
2.2.4.1ATCTransponderWiringInterconnect
2.2.4.2InputandOutputCircuitStandards
2.2.4.3InputandOutputCircuitStandards
2.2.4.4InputandOutputCircuitStandards
2.3.1.1InternationalStandardsOrganizationCodeNo.5
2.3.3.1DataBitEncodingLogic
2.4.2.16-WireTimingDiagram
2.4.3.1Clock/FrameSynchronization
2.4.4.1SignalTimingTolerances
2.4.4.2OutputSignalTimingTolerances
2.4.4.3TimingTolerances
2.4.4.4SynchronizationTimingTolerances
2.5.1DigitalSummaryofUsage
3.1TypicalInterconnectDiagram
APPENDIX1NotesonDigitalEncodingTechniquesinARINC
Systems

Abstract

Describes the technical characteristics of several digital transmission systems widely used in first-generation digital avionics. These digital transmission systems have been specified for inter-unit and inter-systems communications on board transport aircraft.

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